Rear Axle: Hypoid. Differential housing offset to provide straight-line drive. Ratio is 2.94 with a 3.21 axle available (3.21 only on Eldorado). The 3.21 axle is standard on all air-conditioned models and the Seventy-Five models. Available (except Eldorado) is the controlled differential which directs power to the rear wheel having better traction.

Parking Brake: Serves as true auxiliary brake... will not lock in position with engine running and car in gear... can be operated as a foot emergency brake while car is in motion. Automatically releases when transmission is in any drive range with engine running.

Frame: Perimeter frame is fully boxed in its entire length with hidden bulkheads for additional torsional rigidity. Eldorado has a frame especially designed for its front wheel drive and front and rear suspension systems.

Tires: Low-pressure, 2-ply, tubeless, size 9.00 x 15 on all models except the Fleetwood Seventy-Five, on which the size is 8.20 x 15, 4-ply. Black sidewalls are standard on all models. White sidewalls may be selected on all models.

Cornering Lights:(standard equipment) On the side of front fenders, activated by directional signal lever when headlamp switch is on. Project a beam of light from the side of the car, thus illuminating roadside and road signs for convenience at night.